Audi A4 (B9) Forum

634 topics in this forum

1. • 

   Tyre pressure info inconsistency

   By Peteb1951, February 16
   • • 
   • 1 reply
   • 508 views
   • 
   • Magnet
   • February 16

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3. Apple Car play is flickering

   By rmwahab, May 9, 2023
   • 0 replies
   • 501 views
   • 
   • rmwahab
   • May 9, 2023

4. A4 Avant MPG

   By Jb331, March 24, 2021
   • 0 replies
   • 493 views
   • 
   • Jb331
   • March 24, 2021

5. Audi A4 Advice

   By jase.2, February 7, 2021
   • 1 reply
   • 492 views
   • 
   • Paul H 62
   • February 16, 2021
6. • 

   Add Blue failure

   By Stratman59, January 17
   • • 
   • 2 replies
   • 483 views
   • 
   • Hammie1982
   • January 18

7. Coolant leak?

   By Wilko91, March 31
   • 4 replies
   • 473 views
   • 
   • Wilko91
   • March 31

9. Anyone had adblue coded out?

   By Tommeh93, April 30
   • 4 replies
   • 467 views
   • 
   • Hammie1982
   • May 28

10. Egr valve

    By LEZ, August 12, 2023
    • 0 replies
    • 462 views
    • 
    • LEZ
    • August 12, 2023
11. • 

    Official Audi Roofbars £300, worth it?

    By dannyindevon, March 19
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    • 9 replies
    • 462 views
    • 
    • axelz
    • June 3
12. • 

    AUDI A4 Brake fault - if you've driven it too many times with the VAC sensor fault!

    By Neilro, January 14, 2023
    • • 
    • 1 reply
    • 460 views
    • 
    • Steve Q
    • January 14, 2023
14. • 

    Engine issue

    By Stuey.b, March 17
    • • 
    • 4 replies
    • 460 views
    • 
    • Magnet
    • March 19

15. Black Edition A4 35tsfi - 2023

    By Paul10, March 4
    • 1 reply
    • 459 views
    • 
    • Delberthot
    • March 5
16. • 

    Car going into Neutral when reversing

    By Will66, January 27
    • • 
    • 1 reply
    • 452 views
    • 
    • Steve Q
    • January 27

17. Help!! fuel flap stuck

    By audi999, August 8, 2023
    • 1 reply
    • 435 views
    • 
    • Anton8
    • August 8, 2023

18. Injector number 2

    By Chuds, March 20, 2020
    • 0 replies
    • 433 views
    • 
    • Chuds
    • March 20, 2020
19. • 

    Lost communication with reductant control module

    By Tommeh93, April 25
    • • 
    • 1 reply
    • 432 views
    • 
    • Steve Q
    • April 25
20. • 

    High pitched noise please help

    By Daragh, January 26
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    • 2 replies
    • 432 views
    • 
    • Steve Q
    • January 27
21. • 

    water in footwell

    By Ian goulden, March 12
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    • 1 reply
    • 423 views
    • 
    • Steve Q
    • March 12

22. S4 - Non functional exhaust tail pipes

    By Pepper, April 2, 2023
    • 0 replies
    • 417 views
    • 
    • Pepper
    • April 2, 2023

23. Swapping Info screen without apple CarPlay with 1 from a breakers yard with apple CarPlay

    By Jason1916, October 29, 2021
    • 2 replies
    • 414 views
    • 
    • Jason1916
    • October 29, 2021

24. Audi A4 B9 1.4 tfsi Knocking/crushing noise while turning

    By Jastewart91, July 23, 2023
    • 0 replies
    • 412 views
    • 
    • Jastewart91
    • July 23, 2023
25. • 

    2017 A4

    By Spinner, November 21, 2023
    • • 
    • 1 reply
    • 409 views
    • 
    • Magnet
    • November 22, 2023
26. • 

    Detachable Towbar

    By Peteb1951, January 30
    • • 
    • 1 reply
    • 407 views
    • 
    • Steve Q
    • February 4
27. • 

    B9 2.0 TDI buyers guide with high mileage

    By V10_Deni, May 15
    • • 
    • 7 replies
    • 405 views
    • 
    • Steve Q
    • May 16
28. • 

    Main dealer “ Gesture” …Pleasantly surprised!

    By Wilko91, April 16
    • • 
    • 1 reply
    • 404 views
    • 
    • Steve Q
    • April 21